/*
 * Copyright (C) 2007 Erik Swenson - erik@oreports.com
 * 
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA 02111-1307, USA.
 *  
 */
package org.efs.openreports.actions;

import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.interceptor.ParameterNameAware;
import org.apache.commons.lang.StringUtils;

public class DisplayTagAction extends ActionSupport implements ParameterNameAware
{
	private static final long serialVersionUID = -4817719535293801219L;

	/**
     * filter out DisplayTag parameters that start with "d-" followed by a number to prevent
     * OGNL exception when running in devmode.    
     */
     public boolean acceptableParameterName(String parameterName)
     {        
        if (parameterName != null && parameterName.startsWith("d-")
                && parameterName.length() > 2 && StringUtils.isNumeric(parameterName.substring(2,3)))
        {
            return false;
        }

        return true;
    }
}
